- Renamed original TasFrame struct to RawTasFrame to reflect its role as raw binary data
- Added new TasFrame class with encapsulated fields and helper methods
- Added FpsConverter usage for time delta calculation
- Added conversion methods between RawTasFrame and TasFrame
- Added getter and setter methods for frame properties
- Updated key flag operations to use private field instead of public one
- Added new utility files FpsConverter.cs and TasMemory.cs to project
